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Use any Your Favorite Text Editors within irb

Almost Ruby and Rails developers use Interactive Ruby Shell(irb) everyday to test
their code snippets. We all understand how useful and important to us on this tool.
But sometime I find a little bit difficult when I want to test a chunk of codes in irb
because I have to write them line by line. Ruby has block, method, class, module, etc.
So we can’t write them easily in irb. Tell you the truth, I made a lot of mistakes on
closing blocks.

Have you ever thought you can use your favorite text editors within irb to solve
the problems? Thank to Jan Berkel
and with help from Charles Nutter who make our dream
comes truth, you can use any your favorite text editors(I like Vim) within irb.
And it is so easy to get it installed.

Installation

Install the interactive editor gem by running this at the command line:gem install interactive_editor

Create an ~/.irbrc file if you don’t already have one, then paste the following into it: